Presentations

  • Trautmann, N: A Mixed-integer Linear Programming Formulation of the RCPSP Based on Explicit Assignment and Sequencing Decisions. INFORMS Annual Meeting 2017, Houston, 22.-25. October
  • Strub, O: A Hybrid Approach to the 1/n Portfolio Tracking Problem. INFORMS Annual Meeting 2017, Houston, 22.-25. October
  • Rihm, T: Minimizing operational costs of assessment centers. International Symposium on Scheduling 2017, Nagoya, 23.-25. June
  • Trautmann, N: An assignment- and sequencing-based mixed-integer linear programming formulation for the resource-constrained project scheduling problem. International Symposium on Scheduling 2017, Nagoya, 23.-25. June
  • Baumann, P: Scaling up data mining techniques. 15th Swiss Operations Research Days, Fribourg, 29.-30. June
  • Rihm, T: A mathematical programming approach for computing the pathwidth of graphs. 15th Swiss Operations Research Days, Fribourg, 29.-30. June
  • Strub, O: A genetic algorithm to construct index-tracking portfolios subject to the UCITS III concentration rule. 15th Swiss Operations Research Days, Fribourg, 29.-30. June
  • Strub, O: A genetic algorithm for the UCITS-constrained index-tracking problem. IEEE Congress on Evolutionary Computation, San Sebastián, 5.-8. June
  • Trautmann, N: An RCPSP-based heuristic for the short-term planning of assessment centers. 28th Annual POMS Conference, Seattle, 5.-8. May
  • Baumann, P: Segmentation of medical images using mathematical programming. 28th Annual POMS Conference, Seattle, 5.-8. May
  • Rihm, T: A greedy heuristic for artisan ice cream production scheduling. 28th Annual POMS Conference, Seattle, 5.-8. May
  • Trautmann, N: An implementation of the parallel schedule-generation scheme for applying Microsoft Excel’s evolutionary solver to the resource-constrained project scheduling problem RCPSP. IEEE International Conference on Industrial Engineering and Engineering Management, Bali, 4.-7. December
  • Zimmermann, A: An MIP-based heuristic for scheduling projects with work-content constraints. IEEE International Conference on Industrial Engineering and Engineering Management, Bali, 4.-7. December
  • Strub, O: An application of Microsoft Excel’s evolutionary solver based on a novel chromosome encoding scheme to the 1/N portfolio tracking problem. IEEE International Conference on Industrial Engineering and Engineering Management, Bali, 4.-7. December
  • Baumann, P: Sparse-reduced computation for large-scale spectral clustering. IEEE International Conference on Industrial Engineering and Engineering Management, Bali, 4.-7. December
  • Trautmann, N: Microsoft Excel evolutionary solver and resource constrained project scheduling. INFORMS Annual Meeting, Nashville, 13.-16. November
  • Rihm, T: Facets and valid inequalities for the pathwidth problem. INFORMS Annual Meeting, Nashville, 13.-16. November
  • Strub, O: Optimal construction and rebalancing of index-tracking portfolios. INFORMS Annual Meeting, Nashville, 13.-16. November
  • Zimmermann, A: An MIP-based heuristic for scheduling projects with work-content constraints. 14th Swiss Operations Research Days, Lugano, 8.-9. September
  • Rihm, T: Operational planning of assessment centers: Matheuristic and performance analysis. 14th Swiss Operations Research Days, Lugano, 8.-9. September
  • Trautmann, N: An application of Microsoft Excel’s Evolutionary Solver to the RCPSP. International Conference on Operations Research, Hamburg, 30. August - 2. September
  • Trautmann, N: A hybrid approach for tracking the 1/N portfolio. 5th International Conference on Continuous Optimization, Tokyo, 6.-11. August
  • Rihm, T: A matheuristic for short-term planning of assessment centers. 28th European Conference on Operational Research, Poznan, 3.-6. July
  • Strub, O: A hybrid approach combining iterated greedy heuristics and quadratic programming to track the 1/N portfolio. 28th European Conference on Operational Research, Poznan, 3.-6. July
  • Trautmann, N: Resource-constrained project scheduling using Microsoft Excel's evolutionary solver. 27th Annual POMS Conference, Orlando, 6.-9. May
  • Rihm, T: Planning assessment centers: An MIP-based decomposition heuristic. 27th Annual POMS Conference, Orlando, 6.-9. May
  • Trautmann, N: Microsoft Excel’s evolutionary solver and the resource-constrained project scheduling problem RCPSP: Solution approach and performance analysis. 15th International Conference on Project Management and Scheduling, Valencia, 19.-22. April
  • Rihm, T: A decomposition heuristic for an assessment center planning problem. 15th International Conference on Project Management and Scheduling, Valencia, 19.-22. April
  • Baumann, P: Sparse-reduced computation: enabling mining of massively-large data sets. 5th International Conference on Pattern Recognition Applications and Methods, Rome, 24.-26. February
  • Strub, O: An iterated greedy heuristic for the 1/N portfolio tracking problem. 5th International Conference on Operations Research and Enterprise Systems, Rome, 23.-25. February

  • Strub, O: Index tracking using data-mining techniques and mixed-binary linear programming. IEEE International Conference on Industrial Engineering and Engineering Management, Singapore, 6.-9. December
  • Baumann, P: Efficient deployment of mobile detectors for security applications. IEEE International Conference on Industrial Engineering and Engineering Management, Singapore, 6.-9. December
  • Rihm, T: Improving fairness in staff assignment: An approach for lexicographic goal programming. IEEE International Conference on Industrial Engineering and Engineering Management, Singapore, 6.-9. December
  • Trautmann, N: On an application of Microsoft Excel’s evolutionary solver to the resource-constrained project scheduling problem RCPSP. IEEE International Conference on Industrial Engineering and Engineering Management, Singapore, 6.-9. December
  • Rihm, T: An MILP-based heuristic for staff scheduling problems with acceptance levels. International Conference on Operations Research, Vienna, 1.-4. September
  • Strub, O: Tracking the 1/N portfolio. International Conference on Operations Research, Vienna, 1.-4. September
  • Zimmermann, A: Efficient list-generation techniques for scheduling assessment centers. International Conference on Operations Research, Vienna, 1.-4. September
  • Rihm, T: A lexicographic goal programming approach for staff assignment with acceptance levels. Multidisciplinary International Conference on Scheduling: Theory and Applications, Prague, 25.-28. August
  • Zimmermann, A: A list-scheduling approach for the planning of assessment centers. Multidisciplinary International Conference on Scheduling: Theory and Applications, Prague, 25.-28. August
  • Baumann, P: Using combinatorial optimization for large-scale data mining. The 8th International Congress on Industrial and Applied Mathematics, Beijing, 10.-14. August
  • Trautmann, N: MILP formulations for order splitting on a multi-slot machine in the printing industry. International Congress on Industrial and Applied Mathematics, Beijing, 10.-14. August
  • Baumann, P.: Similarity-based machine learning in large-scale data sets. 22nd International Symposium on Mathematical Programming, Pittsburgh, 12.-17. July
  • Baumann, P.: A hybrid goal programming approach for staff assignment. CORS/INFORMS 2015 Joint International Meeting, Montreal, 14.-17. June
  • Trautmann, N: Optimal order splitting on a multi-slot machine in the printing industry. CORS/INFORMS 2015 Joint International Meeting, Montreal, 14.-17. June
  • Trautmann, N: Order splitting on a multi-slot machine in the printing industry. 12th International Conference on Computational Management Science, Prague, 27.-29. May
  • Strub, O: Index tracking using unsupervised learning and mixed-binary convex programming. 12th International Conference on Computational Management Science, Prague, 27.-29. May
  • Zimmermann, A: A heuristic approach for scheduling assessment centers. 13th Swiss Operations Research Days, Zurich, 7.-8. May
  • Rihm, T: An integer goal programming approach for a real-world employee scheduling problem. Programme Doctoral en Recherche Opérationnelle, Zinal, 11.-15. January
  • Baumann, P.; Trautmann, N.: Efficient symmetry-breaking formulations for grouping customer orders in a printing shop. IEEE International Conference on Industrial Engineering and Engineering Management, Malaysia, 9.-12. December
  • Baumann, P.: A computational comparison of machine learning methods and the supervised normalized cut. INFORMS Annual Meeting, San Francisco, 9.-12. November
  • Forrer, S: Optimal order splitting on a multi-slot machine in the printing industry. INFORMS Annual Meeting, San Francisco, 9.-12. November
  • Strub, O: Construction of index-tracking portfolios using data mining and linear programming. INFORMS Annual Meeting, San Francisco, 9.-12. November
  • Rihm, T: An MILP-based heuristic for the capital-constrained net present value problem. International Conference on Operations Research 2014, Aachen, 2.-5. September
  • Baumann, P: Efficient symmetry-breaking formulations for grouping customer orders in a printing shop. Programme Doctoral en Recherche Opérationelle, Zinal, 31 August - 3. September
  • Baumann, P: Sparse computation for large-scale binary classification. 20th IFORS Conference, Barcelona, 13.-18. July
  • Trautmann, N: Project scheduling with work-content-constraints. 25th Annual POMS Conference, Atlanta, 9.-12. May
  • Baumann, P: Efficient binary classification of large data sets. 25th Annual POMS Conference, Atlanta, 9.-12. May
  • Rihm, T: A MIP-based decomposition heuristic for resource-constrained project scheduling. 14th International Conference on Project Management and Scheduling, München, 30. March - 02. April
  • Baumann, P: A MILP formulation for scheduling of work-content-constrained projects. 14th International Conference on Project Management and Scheduling, München, 30. March - 02. April
  • Zimmermann, A: Scheduling of assessment centers: an application of resource-constrained project scheduling. 14th International Conference on Project Management and Scheduling, München, 30. March - 02. April
  • Trautmann, N: An application of combinatorial optimization in the printing industry. Industrial Engineering & Operations Research Colloquium, UC Berkeley, Berkeley, 30. January
  • Baumann, P: Portfolio-optimization models for small investors. Center for Risk Management Research Seminar, UC Berkeley, Berkeley, 28. January
  • Zimmermann, A: Operational planning of assessment centers. Programme Doctoral en Recherche Opérationelle, Zinal, 12.-16. January
  • Baumann, P.; Trautmann, N.: Optimal scheduling of work-content-constrained projects. 2013 IEEE International Conference on Industrial Engineering and Engineering Management, Bangkok, 10.–12. December
  • Trautmann, N: Perspectives, experience and visions of academic-industry collaboration in operations research. 2013 IEEE International Conference on Industrial Engineering and Engineering Management, Bangkok, 10.–12. December
  • Trautmann, N: An MILP formulation for work-content defined project scheduling. 43rd International Conference on Computers and Industrial Engineering, Hong Kong, 16.-18. October
  • Baumann, P: User influence on resource allocation with project management software. 43rd International Conference on Computers and Industrial Engineering, Hong Kong, 16.-18. October
  • Zimmermann, A: An MBLP model for scheduling assessment centers. International Conference Operations Research 2013, Rotterdam, 3.-6. September
  • Trautmann, N: Resource allocation for a make-to-order production process in the printing industry. International Conference Operations Research 2013, Rotterdam, 3.-6. September
  • Baumann, P: Short-term scheduling of make-and-pack production processes: a hybrid method for large-scale instances. 26th European Conference on Operational Research, Rome, 1.-4. July
  • Trautmann, N: Planning of a batch production process in the printing industry. 26th European Conference on Operational Research, Rome, 1.-4. July
  • Baumann, P: Planning of a make-to-order printing process: MBLP formulation and matching-based savings heuristic. 55th CORS Annual Conference, Vancouver, 27.-29. May
  • Trautmann, N: A hybrid approach to large-scale scheduling of make-and-pack production processes. 55th CORS Annual Conference, Vancouver, 27.-29. May
  • Baumann, P: A hybrid heuristic for operations scheduling of make-and-pack production processes. 24th Annual POMS Conference, Denver, 3.-6. May
  • Trautmann, N: Planning of a continuous production process in the printing industry. 24th Annual POMS Conference, Denver, 3.-6. May
  • Trautmann, N: An integer-programming approach to benefit-maximal selection and scheduling of resource-constrained projects. IEEE International Conference on Industrial Engineering and Engineering Management, Hong Kong, 10.-13. December
  • Baumann, P: Operations scheduling in make-and-pack production: schedule construction and GA-based priority-rule generation procedures. IEEE International Conference on Industrial Engineering and Engineering Management, Hong Kong, 10.-13. December
  • Baumann, P: Planning of a continuous production process in the printing industry. Workshop on large-scale optimization, Vevey, 21.-22. November
  • Trautmann, N: A hybrid approach to large-scale short-term scheduling in make-and-pack production. 10th seminar on scheduling computer and manufacturing processes, Frejus, 21.-27. October
  • Baumann, P: A hybrid approach to large-scale short-term scheduling in make-and-pack production. 4th International Conference on Information Systems, Logistics and Supply Chain, Québec, 26.-29. August
  • Trautmann, N: An application of combinatorial optimization in the printing industry. International Colloquium on Graphs and Optimization 2012, Leukerbad, 13.-17. August
  • Baumann, P: A hybrid approach to large-scale short-term scheduling in make-and-pack production. Operational Research Peripatetic Postgraduate Program, Linz, 16.-20. July
  • Baumann, P: Planning of a continuous production process in the printing industry. 25th European Conference on Operational Research, Vilnius, 8.-11. July
  • Trautmann, N: Heuristic decomposition and LP-based scheduling in make-and-pack production. 25th European Conference on Operational Research, Vilnius, 8.-11. July
  • Baumann, P: A priority-rule based genetic algorithm for large-scale short-term scheduling in make-and-pack production. 10th Joint Operations Research Days, Neuchâtel, 28.-29. Juni
  • Trautmann, N: Applying the evolutionary solver of Microsoft Excel to scheduling problems. INFORMS International Conference, Beijing, 24.-27. Juni
  • Baumann, P: A hybrid approach to large-scale short-term scheduling in make-and-pack production. INFORMS International Conference, Beijing, 24.-27. Juni
  • Trautmann, N: A serial scheme for resource-constrained scheduling within Microsoft Project 2010. 23rd Annual POMS Conference, Chicago, 20.-23. April
  • Baumann, P: Large-scale short-term scheduling in make-and-pack production: case study and GA-based approach. 23rd Annual POMS Conference, Chicago, 20.-23. April
  • Brandinu, G: Sequential selection and heuristic scheduling of multiple resource-constrained projects. 13th International Conference on Project Management and Scheduling, Leuven (BE), 1.-4. April
  • Baumann, P: Heuristic decomposition and LP-based scheduling in make-and-pack production. Programme doctoral en recherche opérationnelle, Zinal, 15.-19. Januar
  • Trautmann, N: A serial scheme for minimizing the duration of resource-constrained projects within Microsoft Project. IEEE International Conference on Industrial Engineering and Engineering Management, Singapore, 6.-9. Dezember
  • Baumann, P: Heuristic decomposition and LP-based scheduling in make-and-pack production. IEEE International Conference on Industrial Engineering and Engineering Management, Singapore, 6.-9. Dezember
  • Trautmann, N: Scheduling in service systems: an application in the event-tourism industry. 41th International Conference on Computers and Industrial Engineering, Los Angeles, 23.-25. Oktober
  • Baumann, P: A continuous-time MILP-approach to short-term scheduling of make-and-pack production processes. Operations Research 2011, Zuerich, 31. August - 2. September
  • Brandinu, G: A scheduling application in the event-tourism industry: MILP model and experimental performance analysis. Operations Research 2011, Zuerich, 31. August - 2. September
  • Trautmann, N: Portfolio selection models for small investors. Operations Research 2011, Zuerich, 31. August - 2. September
  • Baumann, P: Minimizing changeover times of a make-and-pack production process: model and case study. Multidisciplinary International Conference on Scheduling : Theory and Applications, Phoenix, 9.-12. August
  • Brandinu, G: An MILP-approach to the optimization of event-bus schedules: a scheduling application in the tourism sector. Multidisciplinary International Conference on Scheduling : Theory and Applications, Phoenix, 9.-12. August
  • Trautmann, N: Decomposition approaches for multi-stage multi-product batch-production scheduling: a refined batching model. Multidisciplinary International Conference on Scheduling : Theory and Applications, Phoenix, 9.-12. August
  • Baumann, P: Portfolio-selection models for small investors. 19th Triennial Conference of the International Federation of Operational Research Societies, Melbourne, 10.-15. Juli
  • Brandinu, G: Optimization of bus schedules in event tourism using mixed-integer linear programming. 19th Triennial Conference of the International Federation of Operational Research Societies, Melbourne, 10.-15. Juli
  • Trautmann, N: A heuristic procedure for resource-constrained project scheduling within Microsoft Project. 19th Triennial Conference of the International Federation of Operational Research Societies, Melbourne, 10.-15. Juli
  • Baumann, P: A continuous-time MILP to compute schedules with minimum changeover times for a make-and-pack production. 21st European Symposium on Computer Aided Process Engineering, Chalkidiki, 29. Mai - 1. Juni
  • Trautmann, N: Batch sizing in multi-stage, multi-product batch production systems. 21st European Symposium on Computer Aided Process Engineering, Chalkidiki, 29. Mai - 1. Juni
  • Baumann, P: A continuous-time MILP approach to short-term scheduling of an industrial make-and-pack production process. Ninth Joint Operations Research Days, Bern, 12.-13. Mai
  • Brandinu, G: A two-step heuristic procedure for resource-constrained project scheduling within microsoft project. Ninth Joint Operations Research Days, Bern, 12.-13. Mai
  • Trautmann, N: An iterative backward/forward technique for the scheduling of resource-constrained projects within Microsoft Project. IEEE International Conference on Industrial Engineering and Engineering Management, Macau, 7.-10. Dezember
  • Baumann, P: An MILP approach to short-term scheduling of an industrial make-and-pack production facility with batch splitting and quality release times. IEEE International Conference on Industrial Engineering and Engineering Management, Macau, 7.-10. Dezember
  • Brandinu, G: Scheduling event-bus tours. Eighth Joint Operations Research Days, 9.-10. September
  • Baumann, P: Portfolio-selection models for small investors. Eighth Joint Operations Research Days, 9.-10. September
  • Trautmann, N: A bidirectional schedule-improvement procedure for Microsoft Project. 40th International Conference on Computers and Industrial Engineering, Awaji (JPN), 25.-28. Juli
  • Trautmann, N: Heuristic improvement of Microsoft Project's resource-allocation capabilities. EURO XXIV Conference on Operational Research, Lissabon (P), 11.-14. Juli
  • Trautmann, N: An iterative forward/backward scheduling method to improve resource allocation in Microsoft Project. ALIO-INFORMS Joint International Meeting, Buenos Aires (ARG), 5.-9. Juni
  • Baumann, P; Trautmann, N: An implementation of the iterative forward/backward scheduling technique in Microsoft Project. 12th International Conference on Project Management and Scheduling, Tours (FR), 26.-28. April
  • Trautmann, N: Resource-constrained scheduling of a real project from the construction industry: a comparison of software packages for project management. IEEE International Conference on Industrial Engineering and Engineering Management, Hong Kong (HK), 8.-11. Dezember
  • Trautmann, N: Resource-allocation capabilities of software packages for project management. Sitzung der Arbeitsgruppe Projektmanagement und -scheduling der GOR, infineon AG (D), 13. November
  • Trautmann, N: Resource-allocation capabilities of commercial project management software: an experimental analysis. 39th International Conference on Computers and Industrial Engineering, Troyes (F), 5.-8. Juli
  • Trautmann, N: Ablaufplanung von Eventmarketing-Veranstaltungen in der Automobilindustrie am Beispiel der Werksabholung von Neuwagen. Wintertagung der Wissenschaftlichen Kommission Operations Research des Vereins der Hochschullehrer für Betriebswirtschaftslehre, Ingolstadt (D), 23.-24. Januar
  • Trautmann, N: Sequential batching and scheduling of multi-stage multi-product batch plants. Gemeinsame Sitzung der GOR-Arbeitsgruppen Praxis der Mathematischen Optimierung und Supply Chain Management, Rhöndorf (D), 20.-21. November
  • Trautmann, N: Batching and scheduling of multi-stage multi-product batch plants in the chemical industry: a sequential approach. Optimization and Applications Seminar, Eidgenössische Technische Hochschule Zürich (CH), 22. September
  • Trautmann, N: Resource allocation capabilities of commercial software packages for project management: an experimental performance analysis. Sixth Joint Operations Research Days, Ecole Polytechnique Federale de Lausanne (CH), 11.-12. September
  • Trautmann, N: Project scheduling with precedence constraints and scarce resources: an experimental analysis of commercial project management software. International Conference Operations Research 2008, Augsburg (D), 3.-5. September
  • Trautmann, N: A decomposition approach to short-term scheduling of multi-purpose batch plants. World Conference on Production and Operations Management, Tokyo (JPN), 5.-8. August
  • Trautmann, N: A decomposition approach to short-term scheduling of multi-purpose batch processes. European Symposium on Computer Aided Process Engineering, Lyon (F), 1.-4. Juni
  • Trautmann, N: A MIP/RCPSP decomposition approach to short-term planning in chemical batch production with non-identical parallel processing units. IEEE International Conference on Industrial Engineering and Engineering Management, Singapore (SGP), 2.-5. Dezember
  • Trautmann, N: A cyclic approach to large-scale short-term planning in chemical batch production. Colloque d'informatique, Université de Fribourg (CH), 7. November
  • Trautmann, N: Virtual Campus-Kleinprojekt "eQM: Quantitative Methoden der Datenanalyse". e-Learning Kolloquium, Universität Bern (CH), 29. Oktober
  • Trautmann, N: A two-level approach for short-term planning of batch production on multi-purpose plants in the chemical industry. Transport and mobility laboratory seminar, Ecole Polytechnique Federale de Lausanne (CH), 26. September
  • Trautmann, N: Combining planning and scheduling of multipurpose batch plants. International Conference Operations Research 2007, Saarbrücken (D), 5.-7. September
  • Trautmann, N: Large-scale short-term planning in chemical batch production. 3rd Multidisciplinary International Conference on Scheduling: Theory and Application. Paris (F), 28.-31. August
  • Trautmann, N: Planning and scheduling of make-and-pack plants: 1. problem and industrial examples. EURO XXII Conference on Operational Research, Prag (CZ), 8.-11. Juli
  • Trautmann, N: Eine Anwendung der Projektplanung im Event-Marketing. Institut für Wirtschaftswissenschaft, Technische Universität Clausthal (D), 20. März
  • Trautmann, N: Belegungsplanung einer Make&Pack-Anlage mit kontinuierlicher Prozessführung: Problemstellung und Fallstudie. Supply Network and Logistics Management, St. Leon-Rot (D), 2.-3. Februar
  • Trautmann, N: Supply chain management and advanced planning in the process industries. International Conference Operations Research 2006, Karlsruhe (D), 6.-8. September
  • Trautmann, N: Planning and scheduling of multipurpose continuous plants. European Symposium on Computer Aided Process Engineering/International Symposium on Process Systems Engineering, Garmisch-Partenkirchen (D), 9.-13. Juli
  • Trautmann, N: Priority-rule based scheduling of chemical batch processes. European Symposium on Computer Aided Process Engineering/International Symposium on Process Systems Engineering, Garmisch-Partenkirchen (D), 9.-13. Juli
  • Trautmann, N: Scheduling of make and pack plants: a case study. European Symposium on Computer Aided Process Engineering/International Symposium on Process Systems Engineering, Garmisch-Partenkirchen (D), 9.-13. Juli
  • Trautmann, N: A cyclic approach to large-scale short-term planning of multipurpose batch plants. EURO XXI Conference on Operational Research, Reykjavik (IS), 2.-5. Juli
  • Trautmann, N: A heuristic method for large-scale batch scheduling in the process industries. International Conference Operations Research 2005, Bremen (D), 7.-9. September
  • Trautmann, N: A MINLP/RCPSP decomposition approach for the short-term planning of batch production. European Symposium on Computer Aided Process Engineering, Barcelona (E), 29. Mai - 1. Juni
  • Trautmann, N: Belegungsplanung einer Make&Pack-Anlage: eine Fallstudie aus der Konsumgüterindustrie. GOR-Tagung "Entscheidungsunterstützende Systeme in Supply Chain Management und Logistik", Universität Paderborn (D), 22.-23. April
  • Trautmann, N: Production scheduling in metal casting industry: a case study. Universitat de Valencia (E), 11. Februar
  • Trautmann, N: Scheduling of batch production in the process industries. Universitat de Valencia (E), 10. Februar
  • Trautmann, N: Operative Planung bei Chargenproduktion. Institut für Wirtschaftswissenschaft, Technische Universität Clausthal (D), 3. Dezember
  • Trautmann, N: Scheduling event-marketing activities in automotive industry: case study. International Conference Operational Research 2004, Tilburg (NL), 1.–3. September
  • Trautmann, N: Scheduling the factory pick-up of new cars. EURO XX Conference on Operational Research, Rhodos (GR), 4.–7. Juli
  • Trautmann, N: Batch scheduling in the process industries. ILOG S.A., Paris (F), 7. Mai
  • Trautmann, N: A two–stage approach for batch production scheduling in the process industries. 9th International Workshop on Project Management and Scheduling, Nancy (F), 26.–28. April
  • Trautmann, N: A priority–rule based method for batch production scheduling in the process industries. Operations Research 2003, University of Heidelberg (D), 3.–5. September
  • Trautmann, N: Project scheduling with storage constraints: a priority–rule method. EURO/INFORMS Joint International Conference 2003, Istanbul (TR), 6.–10. Juli
  • Trautmann, N: Resource allocation with standard software for project management. International Conference on the Applications of Computer Science and Mathematics in Architecture and Civil Engineering IKM 2003, Weimar (D), 10.–12. Juni
  • Trautmann, N: Project scheduling with changeover times: schedule feasibility and network flows. International Conference on Industrial Engineering and Production Management IEPM 2003, Porto (P), 26.–28. Mai
  • Trautmann, N: Fallstudien zur Anlagenbelegungsplanung. Workshop Produktionsplanung in der Prozessindustrie, TU Berlin (D), 9. April
  • Trautmann, N: Scheduling und Ressourcenallokation: Von der Projektplanung zum Detailed Scheduling in SAP APO. SAP AG, Walldorf (D), 21. Oktober
  • Trautmann, N: Scheduling of rolling ingots production. Operations Research 2002, Universität Klagenfurt (A), 1.–5. September
  • Trautmann, N: Relaxed scheduling with SAP APO — Industrial context and modelling. The 16th conference of the International Federation of Operational Research Societies, Edinburgh (GB), 8.–12. Juli
  • Trautmann, N: Storage problems in process scheduling. 18th International Confer-ence on CAD/CAM, Robotics and Factories of the Future, Porto (P), 3.–5. Juli
  • Trautmann, N: Project scheduling with sequence–dependent changeover times: Model and applications. XV Conference of the European Chapter on Combinatorial Optimisation, Lugano, 30. Mai–1. Juni
  • Trautmann, N: Storage problems in process industries. 8th International Workshop on Project Management and Scheduling, Valencia (E), 2.–5. April
  • Trautmann, N: Scheduling der Walzbarrenproduktion im Rheinwerk (VAW AG) mit SAP APO. Colloquium APO in der Prozessindustrie, SAP AG, Walldorf (D), 25. Februar
  • Trautmann, N: Scheduling und Resourcenallokation. SAP AG, Walldorf (D), 18. Oktober
  • Trautmann, N: Scheduling continuous and discontinuous material flows with intermediate storage restrictions — model and applications. SAP AG, Walldorf (D), 11. Oktober
  • Trautmann, N: On storage problems in process scheduling. Symposium Operations Research 2001, Universität Duisburg (D), 3.–5. September
  • Trautmann, N: mySCM: e-Teachware for supply chain management. Symposium on Operations Research 2001, Universität Duisburg (D), 3.–5. September
  • Trautmann, N: Anlagenbelegungsplanung in der Prozessindustrie. Vortrag anläßlich der Auszeichnung mit dem Dissertationspreis der GOR, Symposium on Operations Research 2001, Universität Duisburg (D), 3.–5. September
  • Trautmann, N: Components of advanced planning systems for process industries. International Conference on Industrial Engineering and Production Management, Québec City (CDN), 20.–23. August
  • Trautmann, N: Advanced planning systems: models and methods for production planning and detailed scheduling. 16th International Conference on Production Research, Prag (CZ), 1. August
  • Trautmann, N: myPOM — Internetbasierte Teachware zum Produktions- und Operations-Management. Workshop Virtual Operations Research / Management Science, Universität Hohenheim (D), 23. Juli
  • Trautmann, N: Entwurf eines Relaxationsansatzes zur Belegungsplanung einer chargenweise fertigenden Mehrproduktanlage. Workshop Methoden der Prozess- und Betriebsleittechnik, BASF AG, Ludwigshafen (D), 18. Juli
  • Trautmann, N: Batch scheduling in process industries — solution approaches. 17th International Conference on CAD, CAM, Robotics and Factories of the Future, Durban (ZA), 10.–12. Juli
  • Trautmann, N: Anlagenbelegungsplanung in der Prozessindustrie — eine Alternative zum Simulationsansatz. Sitzung der Arbeitsgruppe Produktionsplanung und -steuerung der GOR, TU Hamburg-Harburg (D), 22. Juni
  • Trautmann, N: A batch scheduling problem arising from chemical production planning. XIV Conference of the European Chapter on Combinatorial Optimisation, Bonn (D), 31. Mai–2. Juni
  • Trautmann, N: Planung von kontinuierlichen und diskontinuierlichen Prozessen in der chemischen Industrie — Problemstellung. Sitzung der Arbeitsgruppe Projektmanagement der GOR, BASF AG, Ludwigshafen (D), 17. Mai
  • Trautmann, N: Belegungsplanung chargenweise produzierender Mehrzweckanlagen der Prozessindustrie. 10. DFG–Workshop über Projektplanung bei beschränkten Ressourcen, Berlin (D), 1.–4. April
  • Trautmann, N: Web-based teachware for production and operations management. Finalrunde European Academic Software Award 2000, Rotterdam (NL), 26. November
  • Trautmann, N: Ein Dekompositionsansatz zur Anlagenbelegungsplanung: Batching. Mathematisches Forum, BASF AG, Ludwigshafen (D), 9. November
  • Trautmann, N: Bestandsmanagement im Detailed Scheduling - Problemstellung. Sitzung der Arbeitsgruppe Lagerhaltung der GOR bei der KPMG Unternehmensberatung, Leipzig (D), 24. Oktober
  • Trautmann, N: Ein Relaxationsverfahren für das Detailed Scheduling. SAP AG, Walldorf (D), 12. September
  • Trautmann, N: Calendars in project scheduling. Symposium on Operations Research, Technische Universität Dresden (D), 10.–12. September
  • Trautmann, N: Internet-basierte Lehrsoftware für Verfahren zum Produktions- und Operations-Management. 15. Südwest-Workshop über Operations Research in Produktion und Logistik, Universität Karlsruhe (D), 7. Juli
  • Trautmann, N: Batch scheduling in process industries — an application of project scheduling. 7th International Workshop on Project Management and Scheduling, Osnabrück (D), 17.–19. April
  • Trautmann, N: Projektplanungsmodelle und -methoden zur Produktionsplanung in der Prozessindustrie. Sitzung der Arbeitsgruppe Projektmanagement und Projektplanung der GOR, Aventis SA, Frankfurt (D), 7. April
  • Trautmann, N: Operations management in process industries. Sitzung der Arbeitsgruppe Produktionsplanung und -steuerung der GOR, SAP AG, Walldorf (D), 21. Januar
  • Trautmann, N: Reaktives Scheduling: Grundlagen und Methoden. SAP AG, Walldorf (D), 13. Dezember
  • Trautmann, N: Lösung eines Batch-Scheduling-Problems der chemischen Industrie. Bayer AG, Leverkusen (D), 12. November
  • Trautmann, N: Process Flow Scheduling als ressourcenbeschränktes Projektplanungsproblem. Symposium Operations Research 1999, Magdeburg (D), 1.–3. September
  • Trautmann, N: Optimierungsprobleme der Ablaufplanung in der Prozessindustrie. Höchst AG, Frankfurt (D), 19. April
  • Trautmann, N: Adaptive Planung in der Prozessindustrie. SAP AG, Walldorf (D), 14. April
  • Trautmann, N: Anlagenbelegungsplanung in der Prozessindustrie mit Modellen und Methoden der ressourcenbeschränkten Projektplanung. 6. DFG-Workshop über Projektplanung bei beschränkten Ressourcen, Pfalzakademie Lambrecht (D), 1.–3. März
  • Trautmann, N: Process Flow Scheduling als Anwendung der ressourcen- beschränkten Projektplanung. 13. Südwest-Workshop über Operations Research in Produktion und Logistik, Universität Karlsruhe (D), 22. Januar